11000010656 has 12 divisors (see below), whose sum is σ = 21656271042. Its totient is φ = 5500005312.

The previous prime is 11000010647. The next prime is 11000010673. The reversal of 11000010656 is 65601000011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10596643600 + 403367056 = 102940^2 + 20084^2 .

It is a super-2 number, since 2×11000010656² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171875135 + ... + 171875198.

Almost surely, 2^11000010656 is an apocalyptic number.

11000010656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11000010656 is a deficient number, since it is larger than the sum of its proper divisors (10656260386).

11000010656 is an equidigital number, since it uses as much as digits as its factorization.

11000010656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343750343 (or 343750335 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 11000010656 its reverse (65601000011), we get a palindrome (76601010667).

The spelling of 11000010656 in words is "eleven billion, ten thousand, six hundred fifty-six".